Cigarette lighter



FIG. 1 is a top plan view of the cigarette lighter, showing my new design.

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a perspective view thereof. 

The ornamental design for a cigarette lighter, as shown. 